查询词典 performance

This article combined home and abroad files overview the research and application status,product measures,performance mechanism,property and development trends of Polycarboxylic Acid High-performance Water-reducer.

摘 要：本文结合国内外资料综述了聚羧酸系高效减水剂的研究应用现状、制备方法、作用机理、性能特点以及今后的发展趋势。

The dynamic performance during fibrous filter clogging and the effect of various parameters on filtration performance were investigated using polydisperse ashes.

使用多分散性粉尘，在实验室内测试了天然气用纤维过滤器的非稳态性能，以及各种操作参数对其性能的影响规律。

Performance: Features such as precompilation, configurable caching and SQL cache invalidation allow you to optimize the performance of your Web applications.

性能：预编译程序，可配置的缓存和SQL缓存失效等特征，允许你优化你Web应用程序的性能。

Firstly, the predesign is carried out by use of the conventional analysis, and then the acceleration curve of the cam driven component is processed and revised discretely according to the requirements of dynamics performance.. The design equation based on a Refined Finite-Difference Algorithm is established and the calculating process is realized by the computer programs. Consequently, the cam profile with good performance can be attained.

该方法先用常规解析法作初步设计，根据动力性要求对从动件加速度曲线进行离散化处理和修正，再用有限差分法建立凸轮型线的设计方程式，通过计算机程序进行计算求解，因而可以获得优良性能要求的凸轮型线。

It presents test results of performance for three structural types of cement stabilized macadam including suspend-dense structure framework-dense structure and framework-pore structure, for two structural types of lime fly-ash macadam including suspend-dense structure and framework-dense structure, and for cement stabilized soil. By the probability analysis of Weibull on the results of fatigue test, the paper has a serial of fatigue prefigurative models. What's more, amends these models linking to the factual pavement performance.

在对三种结构的水泥稳定碎石(悬浮密实结构、骨架密实结构、骨架空隙结构)、两种结构的二灰稳定碎石(悬浮密实结构、骨架密实结构)、均匀密实结构的水泥稳定细料土进行室内三分点加载疲劳试验的基础上，采用威布尔分布理论对疲劳数据进行处理，得到各自的室内疲劳预估模型，并结合实际路面的情况对室内疲劳预估模型进行修正。

Flocculants in wastewater treatment has become increasingly widely used, in which high-performance composite coagulant in water treatment technology occupies an important position, to that end, research synthesis of a new type of high-performance composite PFS purificant PISC, and dying, coal washing, paper and municipal sewage and other industrial wastewater purification experiments confirmed that the water purification agent with the exception of turbidity, detreated reduce COD, BOD5 and SS functions.

在废水处理方面絮凝剂已越来越广泛地被应用，其中高效复合混凝剂在水处理技术中占有十分重要的地位，为此，研究合成了一种新型的高效复合聚铁净化剂PISC，并对印染、洗煤、造纸和城市污水等工业废水进行净化实验，证实该净水剂具有除浊、脱色、降低COD、BOD5及SS的功能。

Database performance optimization is to adjust components purposively to improve the performance. It will increase database throughput and minimize response time.

数据库性能优化是进行有目的地调整组件以改善性能，使得数据库的吞吐量最大限度地增加，相应的响应时间达到最小化。

It has been successfully applied in the fields of high-performance carbon fiber, needle coke used for ultrahigh power electrode, anode of rechargeable lithium-ion batteries, activated carbon with super-high surface area, catalyst supports and carbon foams、 In this paper, the effects of raw materials and pyrolysis conditions including heat-treatment temperature, pressure and time on the formation and development of carbonaceous mesophase were discussed in detail Since complex constitutes of raw material, various reactions and phases are involved in the process of mesophase evolution, we suggest that a given carbonaceous mesophase product should be manufactured by selecting raw materials and setting pyrocondensation conditions according to the specific requirement of the product, so that products with the best structure and performance could be obtained.

它在高性能炭纤维、超高功率电极用针状焦、锉离子二次电池负极、超高比表面积活性炭及催化剂载体、泡沫炭等领域得到了较好的应用。综述了原料和热缩聚条件对炭质中间相形成和发展的影响，这些影响因素包括原料的种类、热缩聚温度、反应压力和保温时间等。通过讨论指出，由于炭质中间相涉及的原料种类多样，热缩聚制备过程中涉及的反应、物相复杂，因此，在制备特定性能的产品时，应针对产品的特定性能要求来选择原料、设定热缩聚条件，以制得具有最佳结构和性能的产品。

The software process measurement is the basic of checkup the deviation between actual performance and receivability performance, and it can get the foundation of improving the chance too at the same time.

在软件开发中引入工程方法来控制开发过程能够帮助消除遇到的障碍。

Based on the statistical data of seismic performance test of RC columns, two index of temporarily operational and reparably operational performance levels are put forward.

通过计算分析，表明按现行规范&小震不坏&进行设计的结构，不一定能保证&中震可修&，而按照本文提出的&中小震&进行结构抗震设计，可以保证&中震可修&。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。